328398420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{601}}^1\times {\mathrm{1301}}^1$

素因数の和:1921

約数の個数: 96

約数和(自身を含む): 1053432576

約数和(自身を除く): 725034156

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 601, 1202, 1301, 1803, 2404, 2602, 3005, 3606, 3903, 4207, 5204, 6010, 6505, 7212, 7806, 8414, 9015, 9107, 12020, 12621, 13010, 15612, 16828, 18030, 18214, 19515, 21035, 25242, 26020, 27321, 36060, 36428, 39030, 42070, 45535, 50484, 54642, 63105, 78060, 84140, 91070, 109284, 126210, 136605, 182140, 252420, 273210, 546420, 781901, 1563802, 2345703, 3127604, 3909505, 4691406, 5473307, 7819010, 9382812, 10946614, 11728515, 15638020, 16419921, 21893228, 23457030, 27366535, 32839842, 46914060, 54733070, 65679684, 82099605, 109466140, 164199210, 328398420]

約数ペア:

[(1, 328398420), (2, 164199210), (3, 109466140), (4, 82099605), (5, 65679684), (6, 54733070), (7, 46914060), (10, 32839842), (12, 27366535), (14, 23457030), (15, 21893228), (20, 16419921), (21, 15638020), (28, 11728515), (30, 10946614), (35, 9382812), (42, 7819010), (60, 5473307), (70, 4691406), (84, 3909505), (105, 3127604), (140, 2345703), (210, 1563802), (420, 781901), (601, 546420), (1202, 273210), (1301, 252420), (1803, 182140), (2404, 136605), (2602, 126210), (3005, 109284), (3606, 91070), (3903, 84140), (4207, 78060), (5204, 63105), (6010, 54642), (6505, 50484), (7212, 45535), (7806, 42070), (8414, 39030), (9015, 36428), (9107, 36060), (12020, 27321), (12621, 26020), (13010, 25242), (15612, 21035), (16828, 19515), (18030, 18214)]